@misc{indiciae63e2624905fa,
  title = {Self-potential surveys near several Denver Water Department dams},
  author = {David V. Fitterman},
  year = {1983},
  doi = {10.3133/ofr83302},
  url = {https://pubs.usgs.gov/publication/ofr83302},
  note = {Source identifier: ofr83302}
}